"The record is clear. Identity politics is at the core of Judge Sotomayor's self-definition."

VOA: special.2009.07.18

Greater Manchester Police named goths, punks, emos and metallers as people of an "alternative sub-culture identity" in their definition of hate crimes.

BBC: How are goths and emos defined?

In Economics 101, students learn that net investment equals net saving as an identity (that is, as a matter of definition).

FORBES: Obama's Witch Doctor Economists Propose Reducing the Federal Deficit By Spending More